Free Sound's Sound Double 10 in. Subwoofer Bluetooth Portable Party Speaker is an all in one party companion. This Speaker not only delivers clear and extremely powerful sound but provides a light show to go with it. Each of the large 10 in. Sub-woofers have built in reactive party lights which illuminate and liven up any scene. The unit features a top control panel with two large illuminated volume control nobs with a stunning blue halo light. Separate volume control for the included Microphone and the general speaker volume allow you to control the sound settings to perfection. Whether you will you this unit for public speaking or social events, you simply can't go wrong. Color: Black.